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TI-2026-80589 Aliases CVE-2026-65368GHSA-3fpc-237g-8xxw

Crafted disk image can bypass Gatekeeper checks in Apple macOS

Priority LOW 24CWE-703Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · High · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

Apple macOS versions before 15.8.2, before 26.7.2 and before 27 are affected. A logic issue in validation lets a maliciously crafted disk image bypass Gatekeeper checks (CWE-703). A local attacker needs a user to open the crafted disk image.

Written with Claude Haiku 5.5 from the sources below · 2026-11-03

Description from the CNA

A logic issue was addressed with improved validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. A maliciously crafted disk image may bypass Gatekeeper checks.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00188 8th percentileScored 2026-11-07
Fix Fixed macOS (Apple): 15.8.2, 26.7.2, 27

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ApplemacOSbefore 15.8.2; before 26.7.2; before 2715.8.2, 26.7.2, 27Patch availableCNA
  • macOS VendorApple Affected before 15.8.2; before 26.7.2; before 27 Fixed in 15.8.2, 26.7.2, 27 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*before 15.8.2; 26.0 to before 26.7.2VulnerableApple
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions before 15.8.2; 26.0 to before 26.7.2 Vulnerable ·Apple

Remediation

Update to macOS Golden Gate 27, macOS Sequoia 15.8.2 or macOS Tahoe 26.7.2, which fix the issue.

Written with Claude Haiku 5.5 from the sources below · 2026-11-03

  • Fix · CNA macOS (Apple) Fixed in 15.8.2, 26.7.2, 27

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Apple macOS 15.8.2, 26.7.2, 27

    20 records Highest priority Priority MEDIUM 1 MEDIUM, 19 LOW

    Other records, highest priority first

    • TI-2026-80711 Out-of-bounds write in Apple macOS lets crafted files run codePriority MEDIUM 41
    • TI-2026-80701 Use after free in Apple macOS allows sandbox escape to rootPriority LOW 39
    • TI-2026-80688 Apple iOS, iPadOS and macOS flaw lets apps break out of sandboxPriority LOW 38
    Show all 20 records →

Timeline

  1. 2026-10-26 Threatist record created from CVE-2026-65368
  2. 2026-10-27 Alias added: GHSA-3fpc-237g-8xxw
  3. 2026-11-03 CVSS score added · CISA ADP
  4. 2026-11-03 Weakness changed · CISA ADP
  5. 2026-11-03 CISA SSVC decision points changed

References

Advisory 3

  • TI-2026-46583 Improper authentication in Apple macOS KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-28008 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-22441 Apple iOS and iPadOS: An attacker with arbitrary read and write capability may be able to… KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-22440 Memory corruption in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-17847 Use after free in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
See all 3490 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences